A.allowed
B.forbidden
C.approved
D.disliked
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A.cooling
B.smothering
C.chemical action
D.All of the above
A.flash point
B.upper explosive limit
C.lower expiosive limit
D.All of the above
A.heated gases flowing through ventilation syetem
B.the transfer of heat across an unobstructed space
C.burning liquids flowing into another space
D.transmitting the heat of a fire through the ships metal
A.should hold responsible for
B.should be hold responsible for
C.should be free of
D.should be brarable of
A.jumping over today
B.backing to yesterday
C.jumping over tomorrow
D.backing to the day before yesterday
最新試題
Full details of all lights and fog signals are shown on（）.
What is a CORRECT reply to a pilot’s request, How’s your heading?（）
Which of the following is not an operation mode of AIS?（）
（）is where the crew eat their meals.
Fog is likely to occur when there is little difference between the dew point and the（）.
The ISM code is part of（）.
When steering by autopilot,how often should the steering be checked?（）
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
Which of the following shall not the officers in charge of the navigational watch do?（）
The helm command PORT TWENTY means（）.